[Zope] Design around conflict errors
tdickenson at geminidataloggers.com
Wed Oct 8 03:05:40 EDT 2003
On Tuesday 07 October 2003 19:10, Jeff Youel wrote:
> I'm running into conflict errors; I think because the download record
> object is added to a single folder so concurrent downloads on different
> threads are competing trying to modified the folder.
That makes sense.
One solution is to replace that folder object with something folder-like that
implements "application level conflict resolution". That will allow your new
folder-like object to 'merge' the additions made by two concurrent
Why not add that to an ordinary folder? You could, but Folders have a wide
interface and maintain alot of other state. It will be easier to merge a
> I've been googling and reading about conflict errors but haven't found a
> solution yet. I've tried committing the a sub-transaction but that
> didn't help.
Thats right. Write conflicts are checked by the storage, at the end of the
I hope this helps
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